var _loop = 10;
var _arr = [];
var _res = 0;

for(var i = 0; i < _loop; i++)
{
	_arr[i] = i;
	var a = 1;
	var b;
}

for(var j = 0; j < _loop; j++)
{
	_res += _arr[j];
}

console.log(_res);
console.log(_arr);


var ArrInArr = [["Inception - OK"]];
console.log(ArrInArr[0][0]);

ArrInArr[1] = [["Double Inception - OK"]];
console.log(ArrInArr[1][0][0]);

var arr = [];

arr.push("Push - OK");
arr.push(1);

console.log(arr);